}

	return status
}

// isScalingEvent checks whether the provided deployment has been updated with a scaling event
// by looking at the desired-replicas annotation in the active replica sets of the deployment.
//
// rsList should come from getReplicaSetsForDeployment(d).
func (dc *DeploymentController) isScalingEvent(ctx context.Context, d *apps.Deployment, rsList []*apps.ReplicaSet) (bool, error) {

	// make sure that the deployment has cleaned up its rollback spec in subsequent enqueues.
	if getRollbackTo(d) != nil {
		return dc.rollback(ctx, d, rsList)
	}

	scalingEvent, err := dc.isScalingEvent(ctx, d, rsList)
	if err != nil {
		return err
	}
	if scalingEvent {
		return dc.sync(ctx, d, rsList)
	}

	switch d.Spec.Strategy.Type {
	case apps.RecreateDeploymentStrategyType: